[Bug c++/84972] [6/7/8 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in extended_tree, at tree.h:5545

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84972

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-03-20
                 CC|                            |marxin at gcc dot gnu.org,
                   |                            |paolo.carlini at oracle dot com
      Known to work|                            |4.9.4
   Target Milestone|---                         |6.5
            Summary|internal compiler error:    |[6/7/8 Regression] ICE:
                   |tree check: expected class  |tree check: expected class
                   |'type', have 'exceptional'  |'type', have 'exceptional'
                   |(error_mark) in             |(error_mark) in
                   |extended_tree, at           |extended_tree, at
                   |tree.h:5545                 |tree.h:5545
     Ever confirmed|0                           |1
      Known to fail|                            |5.5.0, 6.4.0, 7.3.0

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, with -std=c++11 started with r211248.